30259120

素因数分解:

$2^4\times 5^1\times {\mathrm{378239}}^1$

素因数の和:378252

約数の個数: 20

約数和(自身を含む): 70352640

約数和(自身を除く): 40093520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 378239, 756478, 1512956, 1891195, 3025912, 3782390, 6051824, 7564780, 15129560, 30259120]

約数ペア:

[(1, 30259120), (2, 15129560), (4, 7564780), (5, 6051824), (8, 3782390), (10, 3025912), (16, 1891195), (20, 1512956), (40, 756478), (80, 378239)]